| Dimensions (metric) | d | 105 | ![]() |
| F | 144.5 | ||
| D | 260 | ||
| B | 60 | ||
| Approx. Wgt. lbs | 47.560 | ||
| Interchange | FAG | NU 421 | |
| HOFF | - | ||
| Rollway | - | ||
| SKF | NU 421 | ||
| STEYR | NU 421 | ||
| * "F" Dimension equal to FAG and SKF. Other manufacturers "F" dimension may vary. ** These sizes are available to Fuller Compressor specifications - Suffix RL-1 or RL-2. 1) The above series is available with either: Stamped steel or glass fibre cage - No suffix.Machined bronze cage - suffix "M". 2) These bearings are available in C/2, C/3, C/4, W/23 and C/5 internal clearance. 3) Some sizes are available in ABEC #3 (P/6) precision. 4) These bearings are available with tapered bore - suffix "K". Consult factory for availability. | |||
Hot number:NACHI 33021 MRC NF 207 SKF * LM 241147/110/QVQ051 NSK 7221 B AST AST20 12560 FAG B71918-C-T-P4S CX CX454 CX JM720249/10 SIGMA LRJ 2.3/4 SKF K 81232 M NBS KBK 12x16x13 NKE RCJO35 Torrington (Old No.) 22236 FAG 4213 MRC XLS-21/8AC
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